Crew list of Ships hit by U-boats
Halvor Holtskog Olsen
Merchant Navy. Norwegian
| Born | 10 Sep 1902 | Sandar | |
| Died | 3 Nov 1942 | (40) |
Roster information listed for Halvor Holtskog Olsen
| Ship | Type | Rank / role | Attacked on | Boat | |
|---|---|---|---|---|---|
 | Thorshavet | Motor tanker | Third Engineer Officer | 3 Nov 1942 (+) | U-160 (1) |